Tag: plomo

A century of hair samples proves leaded gas ban worked

Enviado por Fabio
“We should not forget the lessons of history. And the lesson is those regulations have been very important.”...

03/02/26 | hace 229 días | arstechnica.com

Físicos logran transformar plomo en oro en el Gran Colisionador de Hadrones

Enviado por Juan K
Una clase de rozamiento de átomos de plomo permite que pierda tres protones, lo necesario para transformarlos en oro.

10/05/25 | hace 498 días | es.wired.com

Why Do Planes Still Use Lead In Fuel 30 Years After Cars Stopped?

Enviado por Fabio
It\'s a story about chemistry, engineering and regulation - many small aircraft owe their heritage to World War II and were designed for high octane fuels which require lead. Why has it taken so long...

03/01/25 | hace 625 días | www.youtube.com

Altos niveles de plomo en el agua de Chicago

Enviado por Fabio
Revealed: the ‘shocking’ levels of toxic lead in Chicago tap water. Tests performed for thousands of Chicago residents found lead, a neurotoxic metal, in amounts far exceeding the federal...

28/09/22 | hace 1453 días | www.theguardian.com